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Negative
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Negative

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gives True if x is a negative number.

Details

  • Negative[x] gives False if x is manifestly a non‐negative or complex numerical quantity. Otherwise, it remains unevaluated.

Examples

Basic Examples  (1)Summary of the most common use cases

Evaluate different types of numbers:

In[1]:=1
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https://wolfram.com/xid/0ftxfiq-ddmji7
Out[1]=1

Quantities that are not NumericQ remain unevaluated:

In[2]:=2
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https://wolfram.com/xid/0ftxfiq-d75du6
Out[2]=2
Wolfram Research (1988), Negative, Wolfram Language function, https://reference.wolfram.com/language/ref/Negative.html.
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Wolfram Research (1988), Negative, Wolfram Language function, https://reference.wolfram.com/language/ref/Negative.html.

Text

Wolfram Research (1988), Negative, Wolfram Language function, https://reference.wolfram.com/language/ref/Negative.html.

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Wolfram Research (1988), Negative, Wolfram Language function, https://reference.wolfram.com/language/ref/Negative.html.

CMS

Wolfram Language. 1988. "Negative." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/Negative.html.

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Wolfram Language. 1988. "Negative." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/Negative.html.

APA

Wolfram Language. (1988). Negative. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/Negative.html

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Wolfram Language. (1988). Negative. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/Negative.html

BibTeX

@misc{reference.wolfram_2025_negative, author="Wolfram Research", title="{Negative}", year="1988", howpublished="\url{https://reference.wolfram.com/language/ref/Negative.html}", note=[Accessed: 29-March-2025 ]}

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@misc{reference.wolfram_2025_negative, author="Wolfram Research", title="{Negative}", year="1988", howpublished="\url{https://reference.wolfram.com/language/ref/Negative.html}", note=[Accessed: 29-March-2025 ]}

BibLaTeX

@online{reference.wolfram_2025_negative, organization={Wolfram Research}, title={Negative}, year={1988}, url={https://reference.wolfram.com/language/ref/Negative.html}, note=[Accessed: 29-March-2025 ]}

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@online{reference.wolfram_2025_negative, organization={Wolfram Research}, title={Negative}, year={1988}, url={https://reference.wolfram.com/language/ref/Negative.html}, note=[Accessed: 29-March-2025 ]}